# Description of data sets

- **gdp_european_regions.csv and shape_European_regions.zip**

    - Gross domestic product (GDP) data and shape file for spatial polygons for NUTS2 regions collected by Massimo Giannini, University of Rome Tor Vergata, from Eurostat. See [**Mixed effects machine learning with GPBoost for grouped and areal spatial econometric data demo**](https://htmlpreview.github.io/?https://github.com/fabsig/GPBoost/blob/master/examples/European_GDP_spatial_grouped_data.html) for information on the data
    - Terms of usage and rights: see https://ec.europa.eu/eurostat/about-us/policies/copyright ("Eurostat has a policy of encouraging free re-use of its data, both for non-commercial and commercial purposes.") 
